add models generation and josn print

app/model/prestadb/ps_operating_system.go

@@ -0,0 +1,18 @@
+// Code generated by gorm.io/gen. DO NOT EDIT.
+// Code generated by gorm.io/gen. DO NOT EDIT.
+// Code generated by gorm.io/gen. DO NOT EDIT.
+
+package prestadb
+
+const TableNamePsOperatingSystem = "ps_operating_system"
+
+// PsOperatingSystem mapped from table <ps_operating_system>
+type PsOperatingSystem struct {
+	IDOperatingSystem int32   `gorm:"column:id_operating_system;primaryKey;autoIncrement:true" json:"id_operating_system"`
+	Name              *string `gorm:"column:name" json:"name"`
+}
+
+// TableName PsOperatingSystem's table name
+func (*PsOperatingSystem) TableName() string {
+	return TableNamePsOperatingSystem
+}